2449755

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 5441904

約数和(自身を除く): 2992149

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 101, 105, 147, 165, 231, 245, 303, 315, 385, 441, 495, 505, 539, 693, 707, 735, 909, 1111, 1155, 1515, 1617, 2121, 2205, 2695, 3333, 3465, 3535, 4545, 4851, 4949, 5555, 6363, 7777, 8085, 9999, 10605, 14847, 16665, 23331, 24255, 24745, 31815, 38885, 44541, 49995, 54439, 69993, 74235, 116655, 163317, 222705, 272195, 349965, 489951, 816585, 2449755]

約数ペア:

[(1, 2449755), (3, 816585), (5, 489951), (7, 349965), (9, 272195), (11, 222705), (15, 163317), (21, 116655), (33, 74235), (35, 69993), (45, 54439), (49, 49995), (55, 44541), (63, 38885), (77, 31815), (99, 24745), (101, 24255), (105, 23331), (147, 16665), (165, 14847), (231, 10605), (245, 9999), (303, 8085), (315, 7777), (385, 6363), (441, 5555), (495, 4949), (505, 4851), (539, 4545), (693, 3535), (707, 3465), (735, 3333), (909, 2695), (1111, 2205), (1155, 2121), (1515, 1617)]